Q. In which year the Shaka Era was founded? Answer:
78 A.D
Notes: The Kushana emperor Kanishka is credited with the initiation of the Saka era on his accession to the throne in 78 A D. After the downfall of Kushanas their feudatory, the Sakas of Ujjain continued to use this era. The Saka era has been used in the Indian National Calendar.